Monitor ClickHouse with Datadog
Summary
The article discusses the importance of PostgreSQL's `VACUUM` process for reclaiming storage occupied by deleted or updated rows and preventing performance degradation. It details how to monitor `VACUUM` activity using tools like `pgstatalltables`, extensions like `pgstat_statements`, and logging settings to identify tables needing attention. Effectively monitoring `VACUUM` allows administrators to proactively maintain database health and optimize query performance.
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This article originally appeared on Datadog | The Monitor blog.
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